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82 senior security engineer jobs found

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Lockheed Martin
Jul 02, 2026
Cyber Security Engineer Senior
Lockheed Martin Colorado Springs, CO
Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. THE WORK As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the USSF Space Fence System radar. This includes tasks such as: • Hardening operating systems, applications, and network devices • Conducting vulnerability scans • Continuous monitoring of the security posture of the system • Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing • Implementing security updates and patches • Applying configuration changes to ESS, ACAS, and SolarWinds security tools • Providing support to maintain the Certification and Accreditation...
Lockheed Martin
May 23, 2026
Senior Network Security Engineer (Top Secret Clearance)
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing At Lockheed Martin, our Command and Control, Battle Management and Communications (C2BMC) National Team (C2NT) is pioneering the development and integration of cutting-edge technologies to advance the Missile Defense System, safeguarding the United States and its allies. Our collaborative and agile organization operates in a fast-paced environment, driving innovation through tasks such as sensor/weapon integration, algorithm development, user interface development, automated testing, cyber security, enterprise/infrastructure services, and enhancing leading-edge missile defense technologies. The Work Designs, plans, and validates secure network communications systems for the C2BMC program. You develop detailed specifications, schematics, and capacity forecasts; select hardware/software; implement firewalls, switches, routers, and security relevant devices; and conduct rigorous testing. You apply DoW RMF/CSRMC/STIG compliance, produce required IA...
Lockheed Martin
Jul 23, 2026
Performance Excellence & CI Operations Engineer Sr. Staff - Level 5
Lockheed Martin Littleton, CO
Description: Protecting what matters most is the mission that matters most. Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. Are you looking for a...
Lockheed Martin
Jul 23, 2026
Opto-Mechanical Engineer
Lockheed Martin Louisville, CO
Description: Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire, and integrate our capabilities to transform the future.    At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.   Join us in shaping a new era in space and find a career that's built for you. The Optical Talent Center at Lockheed Martin Space is seeking an Opto-Mechanical...
Lockheed Martin
Jul 23, 2026
Electronics Engineer III
Lockheed Martin Littleton, CO
Description: This is an exciting opportunity to work on the Fleet Ballistic Missile Program (FBM), a 63-year-old Program with a long-standing history of Mission Success and of a strong partnership with our Navy Customer! Are you an enthusiastic individual with a strong planning background that can thrive in an exciting fast-paced dynamic environment? Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Englewood or Littleton CO and be expected to work a flexible 9x80 schedule in the office full-time. What does this role look like? The new Hardware Engineer will support the LE2 program for Electrical Ground Support Equipment (EGSE). Use your strong electrical engineering skills to work with all project partners and define the future for FBM! Key activities you will accomplish in this role: In this dynamic role you will: • Participate in requirements analysis, configuration determination, design,...
Lockheed Martin
Jul 18, 2026
Senior Staff Network Communications Engineer - UAE Tech Refresh
Lockheed Martin Colorado Springs, CO
Description: WHAT WE'RE DOING Join the EADGE-T team and help modernize an integrated air and missile defense and air battle management capability for the United Arab Emirates. As part of the EADGE-T UAE Tech Refresh , you'll lead the modernization of the communications infrastructure supporting one of Lockheed Martin's premier international defense programs while collaborating directly with an international customer. THE WORK As a Senior Staff Network Communications Engineer, you'll serve as the network technical authority for the UAE Tech Refresh, leading the design, integration, security, and sustainment of mission-critical communications networks. Working across systems, software, hardware, cybersecurity, and integration teams, you'll establish network architecture, define engineering standards, and guide technical decisions that ensure secure, resilient, and scalable network solutions from design through deployment. PLEASE NOTE This position requires a...
Lockheed Martin
Jul 17, 2026
Associate Manager, Opto-Mechanical Engineer
Lockheed Martin Louisville, CO
Description: Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. The Optical Talent Center within Lockheed Martin Space is seeking a Associate...
Lockheed Martin
Jul 17, 2026
Test Engineer II, Secret Clearance
Lockheed Martin Littleton, CO
Description: The Fleet Ballistic Missile (FBM) program is seeking an Electronics Engineer to join the Electrical Ground Support Equipment (EGSE) team. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Littleton CO and be expected to work a flexible 9x80 schedule in the office full-time. About Lockheed Martin Space Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and...
Lockheed Martin
Jul 16, 2026
Component Engineer Senior
Lockheed Martin Littleton, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. The Role As a Senior Component Engineer, you will serve as a critical liaison between...
Lockheed Martin
Jul 14, 2026
Network Engineer III (Secret Clearance)
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing At Lockheed Martin, our Command and Control, Battle Management and Communications (C2BMC) National Team (C2NT) is pioneering the development and integration of cutting-edge technologies to advance the Missile Defense System, safeguarding the United States and its allies. Our collaborative and agile organization operates in a fast-paced environment, driving innovation through tasks such as sensor/weapon integration, algorithm development, user interface development, automated testing, cyber security, enterprise/infrastructure services, and enhancing leading-edge missile defense technologies. The Work You will support the implementation, maintenance, and troubleshooting of Lockheed Martin’s enterprise network infrastructure for the C2BMC program. Your day‑to‑day duties include configuring and maintaining routers, switches, and firewalls (Cisco, Juniper, Fortinet, Palo Alto), monitoring LAN/WAN performance, and resolving connectivity, latency, and...
Lockheed Martin
Jul 10, 2026
Cable and Harness ElectroMechanical Engineer II
Lockheed Martin Englewood, CO
Description: Join us at Lockheed Martin as an ElectroMechanical Engineer where you will be responsible for product design, development, and production support for the Cable and Interconnects team on the Fleet Ballistic Missile (FBM) Program. Location: This position does not support teleworking; the preferred candidate will be located near our Lockheed Martin Space facility one of the Coolest places to work: Englewood CO or Littleton CO , and be expected to work in the office. What does this role look like? The Fleet Ballistic Missile Avionics team is seeking an experienced Electromechanical Engineer who will work closely with senior engineers to develop preliminary 3D concept models of space flight avionics Cable and Harnessing and ultimately advance them for flight use. Key activities you will accomplish in this role: • Develop Cable designs, performance and test requirements, and stress and thermal analysis. • Identify initial physical architecture for the...
Odyssey Systems Consulting Group
Jul 08, 2026
Full time
SDA Radar Systems Engineer
Odyssey Systems Consulting Group Colorado Springs, CO
Position Summary Come be a part of a fast-paced, fulfilling and fun team in beautiful Colorado Springs, CO! Odyssey Systems is looking for high-performing, passionate people ready to make a difference by joining our existing team of dedicated professionals supporting Battle Management, Command, Control, Communication, and Space Intelligence (BMC3I). We have an exciting new opportunity providing Advisory and Assistance Services (A&AS) supporting the US Space Force mission to defend National Security Interests in Space as a Space Domain Awareness (SDA) Radar Systems Engineer providing Engineering Support as a member of the Deep Space Advanced Radar Capability (DARC) program in Space Systems Command (SSC), System Delta 85 (SYD 85).   SYD 85 is the U.S. Space Force organization responsible for developing and delivering resilient space capabilities supporting Battle Management, Command, Control, Communication, and Space Intelligence (BMC3I). SYD 85...
Lockheed Martin
Jul 08, 2026
Senior Software Engineer
Lockheed Martin Highlands Ranch, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. We are on a journey to a permanent presence at the Moon and we're closer than ever....
Lockheed Martin
Jul 08, 2026
ElectroMechanical Harness Engineer III
Lockheed Martin Englewood, CO
Description: The Fleet Ballistic Missile Avionics team is seeking an experienced Lead Electromechanical Harness Engineer who will work closely with senior engineers to develop preliminary 3D concept models of space flight avionics Cable and Harnessing and ultimately advance them for flight use. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Littleton or Englewood CO and be expected to work a flexible 9x80 schedule in the office full-time. What does this role look like? • Support trade studies on cable and harness design approaches and will provide technical data for informal and formal design review documentation and presentations. • Coordinate with thermal, dynamic, stress, reliability, EMC, and survivability analyses to assure compliant designs. • Support manufacturing and test disciplines in minimizing cycle time and resolving problems. • Establish specifications for contract assemblers and...
Lockheed Martin
Jul 02, 2026
Manager - X-Band AESA Product Development Lead
Lockheed Martin Highlands Ranch, CO
Description: By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a health, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. We are looking for an energetic Product Development Leader (PDL) to direct the X-Band AESA engineering team within the Communications and Sensor Technology Directorate within the Ignite Organization. This cross‑functional team is charged with designing, developing, and...
Lockheed Martin
Jul 02, 2026
Systems Integration and Test Engineer Senior
Lockheed Martin Littleton, CO
Description: Lockheed Martin is seeking an experienced Senior Systems Integration & Test Engineer to join the Conventional Prompt Strike (CPS) Platform Integration Integrated Product Team (IPT) focused on CPS installation on US Navy destroyers and submarines. In this role you will be involved in the system of systems integration of CPS weapon system onto the US Navy platforms, with an emphasis on the electrical integration architecture and design. You will be involved in development, integration, and test of the CPS weapon system electrical interfaces. You will work with engineers across the program to ensure success within critical deployment schedules. In this role you will be expected to identify areas of technical concern, engage teammates to develop key solutions, and support implementation of the solutions. This role gives you an opportunity for involvement in weapon system development across the program lifecycle: influencing requirements for new technology...
Lockheed Martin
Jul 02, 2026
Opto-Mechanical Engineer
Lockheed Martin Louisville, CO
Description: Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire, and integrate our capabilities to transform the future.    At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.   Join us in shaping a new era in space and find a career that's built for you. The Optical Talent Center at Lockheed Martin Space is seeking an Opto-Mechanical...
LMI
Jul 01, 2026
Model Based Systems Engineer - Clearance Required
LMI Colorado Springs, CO
Overview LMI is seeking a Senior Model-Based Systems Engineer (MBSE) with deep expertise in SysML to support the development and representation of future space architectures. This is an on-site role in Colorado Springs, CO and requires an active TS/SCI or TS with SCI eligibility clearance and a willingness to obtain a CI Poly.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change....
Lockheed Martin
Jun 25, 2026
Advanced Product Quality Engineer
Lockheed Martin Highlands Ranch, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. This position will support the development and strategy of a new organization, Quality...
Lockheed Martin
Jun 25, 2026
Senior Software Engineer, Simulation/Integration
Lockheed Martin Littleton, CO
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you! We are seeking for a Senior Software Engineer to join our FSW/Sim Integration team that...
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